makary about, maybe you are from john mark -- -- maybe being a your from johns hopkins hospital, there is ag die machine -- a ge dye machine that blows the dye into your body and it goes throughout your body. at my hospital, they were not taking the report. i went to johns hopkins and i talked to the radiologist there and they said, absolutely, you have to take the iv ports. what ended up happening to me, and the head of our neurosurgery department, he wrote a letter to my other doctors stating that when they blew the die in -- the dye in, the iv pushed back because of the advance of air into the vein and it caused five blood clots. what i talked to the head of the nursing department about changing that type of procedure to make sure that everything is taped, they would not listen. and i have a medical background. i grew up around doctors my entire life. my father was on the board for the state of louisiana as a pharmacist. and i have had a disease misdiagnosed for 10 years until palo alto medical center. host: dr. makary? guest: the problem of the infiltrated iv gets to a larger issue